A wheel of moment of inertia of 5.00 kgœm2 starts from rest and accelerates under a constant torque of 3.00 Nœm for 8.00 s. What is the wheel's rotational kinetic energy at the end of 8.00 s?

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The law of conservation of angular momentum:  The total angular momentum of a rotating object remains constant if the net torque acting on it is zero.


A wheel of moment of inertia of 5.00 kgœm2 starts from rest and accelerates under a constant torque of 3.00 Nœm for 8.00 s. What is the wheel's rotational kinetic energy at the end of 8.00 s?






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